Home / 10,422.89-14,383.58-5,707.26

Finding the Fourth Proportional to 10,422.89, 14,383.58 and 5,707.26

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Solution

The fourth proportional to 10,422.89, 14,383.58 and 5,707.26 is: 7,876.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422.89 : 14,383.58 = 5,707.26 : x
  2. Step 2: Convert to fraction form
    10,422.89/14,383.58 = 5,707.26/x
  3. Step 3: Cross multiply
    10,422.89x = 14,383.58 × 5,707.26
  4. Step 4: Simplify right side
    10,422.89x = 82,090,802.25
  5. Step 5: Solve for x
    x = 82,090,802.25/10,422.89
  6. Step 6: Final answer
    x = 7,876.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.